US Bridges

Guyon Avenue over Sirt South Shore

Fair

Richmond County, New York · In Oakwood · Structure no. 000000002249380

Built
1951
74 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
109 ft
3 main spans
Daily traffic
6,903
2020 count
Owner
Local
Other Local Agency

About this bridge

Guyon Avenue over Sirt South Shore is a steel stringer/multi-beam or girder carrying Guyon Avenue over Sirt South Shore in Richmond County, New York. It was built in 1951, so it is 74 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 6,903 vehicles a day, roughly 5% of them trucks, projected to reach 8,385 by 2041. The structure is 109 ft (33.2 m) long and 64 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesGuyon Avenue
CrossesSirt South Shore
LocationIn Oakwood
RouteCity Street 0
CountyRichmond County
StateNew York
Coordinates40.56456, -74.12694
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length109 ft (33.2 m)
Longest span48 ft (14.6 m)
Deck width64 ft (19.5 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,903 (2020)
Projected traffic8,385 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther Local Agency
Maintained byOther Local Agency
Historic statusHistorical significance not determinable at this time
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$5.2 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Guyon Avenue over Sirt South Shore built?

It was built in 1951, making it 74 years old in 2025.

What condition is Guyon Avenue over Sirt South Shore in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does Guyon Avenue over Sirt South Shore carry?

About 6,903 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Guyon Avenue over Sirt South Shore?

The structure is 109 ft (33.2 m) long with a longest span of 48 ft (14.6 m) and a deck 64 ft wide.

Who owns Guyon Avenue over Sirt South Shore?

It is owned by the Other Local Agency.